Reduction of monomer content and stabilization of polyaziridines
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United States of America Patent
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Dec 13, 2005
Grant Date -
May 6, 2004
app pub date -
Oct 31, 2002
filing date -
Oct 31, 2002
priority date (Note) -
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Abstract
The invention relates to a process for reducing the monomeric aziridine content in a polyaziridine forming reaction mixture by adding to the polyaziridine forming reaction mixture an excess of a carbodiimide scavenger wherein the excess is based on the equivalent ratio of scavenger to monomeric aziridine, and to a product obtained by this process and to a coating composition containing the product obtained by the process.
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